Finding the Fourth Proportional to 1,560,688.50, 2,153,925.18 and 881,668.74
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Solution
The fourth proportional to 1,560,688.50, 2,153,925.18 and 881,668.74 is: 1,216,801.75
Step by Step Solution
- Step 1: Write the proportion equation
1,560,688.50 : 2,153,925.18 = 881,668.74 : x - Step 2: Convert to fraction form
1,560,688.50/2,153,925.18 = 881,668.74/x - Step 3: Cross multiply
1,560,688.50x = 2,153,925.18 × 881,668.74 - Step 4: Simplify right side
1,560,688.50x = 1,899,048,499,504.87 - Step 5: Solve for x
x = 1,899,048,499,504.87/1,560,688.50 - Step 6: Final answer
x = 1,216,801.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.